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Kordelia Horvath
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Hamburg 13, DE
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last 30 patents
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Patent Grant
Boxing training device
Patent number
4,940,228
Issue date
Jul 10, 1990
Kordelia Horvath
A63 - SPORTS GAMES AMUSEMENTS
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Patent Grant
Ball game device
Patent number
4,867,454
Issue date
Sep 19, 1989
Viktor Horvath
A63 - SPORTS GAMES AMUSEMENTS